<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title></title>
  </head>
  <style >
  html,body{
    margin: 0;
    padding: 0;

  }
    header{
      background: #1296db;
      height: 60px;
      width: 100%;
      text-align: center;
      line-height: 80px;
    }
    h3{
      color: white;
      font-weight: lighter;
    }
  </style>
  <body>
    <header>
      <h3>大学没了</h3>
    </header>

  </body>
</html>
